Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 495
Sand Key, 1851. Brandywine, 1849. Maplin, 1 I Fleetwood, 18S9. in form, and consists of two stories. The prevalence of vast fields of ice in the Delaware in winter,rendered it advisable to protect the frame of the tower by surrounding it with a system of thirty 5inch screw-piles, arranged in the…
Mechanical engineering
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
